Hitachi ZDP-189: A High-Performance Powdered Steel for Extreme Durability

Hitachi ZDP-189: A High-Performance Powdered Steel for Extreme Durability

By Steven Tuckey

ZDP-189 is a powdered steel developed by Hitachi Metals Ltd. and known for its extreme hardness of 65–67 Rockwell. The hardness makes it highly durable...

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S35VN vs S30V: Understanding the Differences in Steel Quality for Knives

S35VN vs S30V: Understanding the Differences in Steel Quality for Knives

By Steven Tuckey

In partnership with Crucible Industries, a steel producer based in New York, Chris Reeve developed the S35VN and S30V steels using a specialized technique known...

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Sharpening the World of Cooking: The History and Evolution of Knife Making in Solingen City

Sharpening the World of Cooking: The History and Evolution of Knife Making in Solingen City

By Steven Tuckey

A kitchen knife is a tool that is essential in every kitchen. It is the backbone of any culinary endeavour and has been a part...

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Seki: The Heart of Japanese Knifemaking - A Journey Through Time

Seki: The Heart of Japanese Knifemaking - A Journey Through Time

By Steven Tuckey

The kitchen knife is one of the essential tools in the kitchen, but have you ever wondered about its history and evolution? The kitchen knife...

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From Flint to Steel: The Evolution of the Chef's Knife

From Flint to Steel: The Evolution of the Chef's Knife

By Steven Tuckey

The chef's knife has come a long way since its humble beginnings. From early knives made of flint and obsidian to modern-day kitchen knives made...

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What Does Carbon Do to Your Knife?

What Does Carbon Do to Your Knife?

By Steven Tuckey

Kitchen knives are constructed from a combination of iron, carbon, chromium, and trace amounts of other elements. This steel alloy is formed into a blade...

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Understanding Rockwell Hardness in Knives

Understanding Rockwell Hardness in Knives

By Steven Tuckey

The Rockwell scale C, also known as HRC, is a method used to measure the hardness of a knife. A higher hardness level means the...

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Shirogami White Steel: The Perfect Choice for Exceptional Edge Retention

Shirogami White Steel: The Perfect Choice for Exceptional Edge Retention

By Steven Tuckey

White steel, also known as Shirogami, is a type of carbon steel from Japan manufactured by Hitachi Metals and known for its purity and high...

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Aogami Blue Steel: The Ultimate Choice for High-Performance Knives

Aogami Blue Steel: The Ultimate Choice for High-Performance Knives

By Steven Tuckey

Aogami steel, also known as "blue paper steel", is made by (Hitachi Metals Ltd.) in Japan. It is a high-carbon steel known for its excellent...

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